27989740

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{5807}}^1$

素因数の和:6057

約数の個数: 24

約数和(自身を含む): 59032512

約数和(自身を除く): 31042772

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 5807, 11614, 23228, 29035, 58070, 116140, 1399487, 2798974, 5597948, 6997435, 13994870, 27989740]

約数ペア:

[(1, 27989740), (2, 13994870), (4, 6997435), (5, 5597948), (10, 2798974), (20, 1399487), (241, 116140), (482, 58070), (964, 29035), (1205, 23228), (2410, 11614), (4820, 5807)]